... m64 material :Carbon Steel, Alloy Steel, Stainless Steel spec :spring lock washersize :m4--m64material :Carbon Steel, Alloy Steel, Stainless Steel, Copper, Nylon ... hex nuts, hex flange nuts, nylon insert lock nuts, cap nuts, slotted nuts, rivet nutWASHERS ... lock washersSCREWS: machine screws, self tapping screws, set screws, hex socket head cap screws, wood screws, self drilling screwsChain and cable ...